what can I do to boost my chances of conceiving naturally??

sincere
I have been ttc for almost 8 yrs.. I'm 26 and I have extremely irregular cycles.. I've tried birthcontrol for months to regulate my cycles.I did see a change in my cycles but since I decided that I don't won't to be on bc for the rest of my life I stop taking them.. now since I quit taking bc my cycles is back to being irregular.. what should I do??!!! I need help..